The above self build calculator is to give indicative figures only and should not be taken as a recommendation, an offer to lend or a true result of your final affordability assessment.

Mayflower are involved in hundreds of self build projects a year, each is different and will result in different self build mortgage lending amounts. Given the complexity of self build cost calculations we’d always suggest speaking to one of our self build experts for a free feasibility assessment as the standard affordability models won’t give you the accurate figure you need when building your own home.